Dinitro-o-cresol
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CAS
534-52-1
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CH3C6H2OH(NO2)2
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RTECS
GO9625000
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Synonyms & Trade Names
4,6-Dinitro-o-cresol; 3,5-Dinitro-2-hydroxytoluene; 4,6-Dinitro-2-methyl phenol; DNC; DNOC
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DOT ID & Guide
1598 / 153
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Exposure
Limits
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NIOSH REL: TWA 0.2 mg/m3 [skin]
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OSHA PEL: TWA 0.2 mg/m3 [skin]
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IDLH
5 mg/m3
See: 534521
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Conversion
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Physical Description
Yellow, odorless solid. [insecticide]
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MW: 198.1
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BP: 594°F
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MLT: 190°F
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Sol: 0.01%
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VP: 0.00005 mmHg
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IP: ?
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Sp.Gr: 1.1 (estimated)
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Fl.P: NA
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UEL: NA
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LEL: NA
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MEC: 30 g/m3
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Noncombustible Solid
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Incompatibilities & Reactivities
Strong oxidizers
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Measurement Methods
NIOSH S166 (II-5)
See: NMAM or OSHA Methods |
Personal Protection & Sanitation (See protection)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated/Daily
Remove: When wet or contaminated
Change: Daily
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First Aid (See procedures)
Eye: Irrigate immediately
Skin: Soap wash immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
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Respirator Recommendations
NIOSH/OSHA
Up to 2 mg/m3:
(APF = 10) Any air-purifying full-facepiece respirator equipped with an N95, R95, or P95 filter. The following filters may also be used: N99, R99, P99, N100, R100, P100. Click here for information on selection of N, R, or P filters.
Up to 5 mg/m3:
(APF = 50) Any air-purifying, full-facepiece respirator with an N100, R100, or P100 filter. Click here for information on selection of N, R, or P filters.
(APF = 25) Any supplied-air respirator operated in a continuous-flow mode£
(APF = 25) Any powered air-purifying respirator with a high-efficiency particulate filter.£
(APF = 50) Any self-contained breathing apparatus with a full facepiece
(APF = 50) Any supplied-air respirator with a full facepiece
Emergency or planned entry into unknown concentrations or IDLH conditions:
(APF = 10,000) Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode
(APF = 10,000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode in combination with an auxiliary self-contained positive-pressure breathing apparatus
Escape:
(APF = 50) Any air-purifying, full-facepiece respirator with an N100, R100, or P100 filter. Click here for information on selection of N, R, or P filters./Any appropriate escape-type, self-contained breathing apparatus
Important additional information about respirator selection
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Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
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Symptoms
Sense of well being; headache, fever, lassitude (weakness, exhaustion), profuse sweating, excess thirst, tachycardia, hyperpnea, cough, shortness breath, coma
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Target Organs
cardiovascular system, endocrine system
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See also: INTRODUCTION
See MEDICAL TESTS: 0087
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